{
   "$schema":"http://json-schema.org/draft-03/schema#",
   "id":"http://schemas.opengis.net/gsr-gps/1.0/messages.json",
	 "title":"messages created during task execution",
	 "type":"array",
	 "items":{
		"type":"object",
		"properties":{
		  "type":{
			 "title":"message type",
			 "description":"value should be one of JobMessageTypeInformative, JobMessageTypeWarning, JobMessageTypeError, JobMessageTypeEmpty, JobMessageTypeAbort, JobMessageTypeProcessStart, JobMessageTypeProcessStop, JobMessageTypeProcessDefinition",
			 "type":"string",
			 "required":true
		  },
		  "description":{
			 "title":"message text",
			 "type":"string",
			 "required":true
		  }
		}
	 }
}
